many blame government officials for failing to provide them with water. in part three of our water pressure series. trying to beat the elements, he and his wife battle with the sun's rays to keep their only force of and come alive. poor rainfall and a dwindling water supply have practically brought the couple to their knees. a quarter of a million people like them have been affected. while there are other fields -- while other fields lie fallow, the pair have concentrated their efforts, but it comes at a high cost -- they have to borrow money to maintain their trees. they pay tankers to deliver water twice a day. >> we survived the food shortage of 1972. generations of my family have been working the land. we have no option but to make this crop a success or we will be ruined, and i have nothing else. >> shortages are a daily worry. this reservoir has dried up over the past seven years. poor rainfall and inadequate irrigation systems have surrendered acres of rich agricultural land on each side of the bank practically barren. as hard ased is concrete. cro